Home / 239,413.38-359,229.24-89,665.26

Finding the Fourth Proportional to 239,413.38, 359,229.24 and 89,665.26

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Solution

The fourth proportional to 239,413.38, 359,229.24 and 89,665.26 is: 134,538.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,413.38 : 359,229.24 = 89,665.26 : x
  2. Step 2: Convert to fraction form
    239,413.38/359,229.24 = 89,665.26/x
  3. Step 3: Cross multiply
    239,413.38x = 359,229.24 × 89,665.26
  4. Step 4: Simplify right side
    239,413.38x = 32,210,383,204.20
  5. Step 5: Solve for x
    x = 32,210,383,204.20/239,413.38
  6. Step 6: Final answer
    x = 134,538.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.